Home / 215,910,661,151.36-297,966,078,439.85-119,566,747,614.25

Finding the Fourth Proportional to 215,910,661,151.36, 297,966,078,439.85 and 119,566,747,614.25

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Solution

The fourth proportional to 215,910,661,151.36, 297,966,078,439.85 and 119,566,747,614.25 is: 165,007,298,428.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,910,661,151.36 : 297,966,078,439.85 = 119,566,747,614.25 : x
  2. Step 2: Convert to fraction form
    215,910,661,151.36/297,966,078,439.85 = 119,566,747,614.25/x
  3. Step 3: Cross multiply
    215,910,661,151.36x = 297,966,078,439.85 × 119,566,747,614.25
  4. Step 4: Simplify right side
    215,910,661,151.36x = 35,626,834,898,425,359,630,336
  5. Step 5: Solve for x
    x = 35,626,834,898,425,359,630,336/215,910,661,151.36
  6. Step 6: Final answer
    x = 165,007,298,428.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.